/*
silverPDF is sponsored by Aleyant Systems (http://www.aleyant.com)

silverPDF is based on PdfSharp (http://www.pdfsharp.net) and iTextSharp (http://itextsharp.sourceforge.net)

Developers: Ai_boy (aka Oleksii Okhrymenko)

Permission is hereby granted, free of charge, to any person
obtaining a copy of this software and associated documentation
files (the "Software"), to deal in the Software without
restriction, including without limitation the rights to use,
copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following
conditions:

The above information and this permission notice shall be
included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR SPONSORS
BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.

*/
#region PDFsharp - A .NET library for processing PDF
//
// Authors:
//   Stefan Lange (mailto:Stefan.Lange@pdfsharp.com)
//
// Copyright (c) 2005-2008 empira Software GmbH, Cologne (Germany)
//
// http://www.pdfsharp.com
// http://sourceforge.net/projects/pdfsharp
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
#endregion

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;

namespace PdfSharp.Fonts
{
  /// <summary>
  /// Represents a writer for generation of font file streams. 
  /// </summary>
  internal class FontWriter
  {
    /// <summary>
    /// Initializes a new instance of the <see cref="FontWriter"/> class.
    /// </summary>
    public FontWriter(Stream stream)
    {
      this.stream = stream;
    }

    /// <summary>
    /// Closes the writer and, if specified, the underlying stream.
    /// </summary>
    public void Close(bool closeUnderlyingStream)
    {
      if (this.stream != null && closeUnderlyingStream)
        this.stream.Close();
      //this.stream = null;
    }

    /// <summary>
    /// Closes the writer and the underlying stream.
    /// </summary>
    public void Close()
    {
      Close(true);
    }

    /// <summary>
    /// Gets or sets the position within the stream.
    /// </summary>
    public int Position
    {
      get { return (int)this.stream.Position; }
      set { this.stream.Position = value; }
    }

    /// <summary>
    /// Writes the specified value to the font stream.
    /// </summary>
    public void WriteByte(byte value)
    {
      this.stream.WriteByte(value);
    }

    /// <summary>
    /// Writes the specified value to the font stream.
    /// </summary>
    public void WriteByte(int value)
    {
      this.stream.WriteByte((byte)value);
    }

    /// <summary>
    /// Writes the specified value to the font stream using big-endian.
    /// </summary>
    public void WriteShort(short value)
    {
      this.stream.WriteByte((byte)(value >> 8));
      this.stream.WriteByte((byte)value);
    }

    /// <summary>
    /// Writes the specified value to the font stream using big-endian.
    /// </summary>
    public void WriteShort(int value)
    {
      WriteShort((short)value);
    }

    /// <summary>
    /// Writes the specified value to the font stream using big-endian.
    /// </summary>
    public void WriteUShort(ushort value)
    {
      this.stream.WriteByte((byte)(value >> 8));
      this.stream.WriteByte((byte)value);
    }

    /// <summary>
    /// Writes the specified value to the font stream using big-endian.
    /// </summary>
    public void WriteUShort(int value)
    {
      WriteUShort((ushort)value);
    }

    /// <summary>
    /// Writes the specified value to the font stream using big-endian.
    /// </summary>
    public void WriteInt(int value)
    {
      this.stream.WriteByte((byte)(value >> 24));
      this.stream.WriteByte((byte)(value >> 16));
      this.stream.WriteByte((byte)(value >> 8));
      this.stream.WriteByte((byte)value);
    }

    /// <summary>
    /// Writes the specified value to the font stream using big-endian.
    /// </summary>
    public void WriteUInt(uint value)
    {
      this.stream.WriteByte((byte)(value >> 24));
      this.stream.WriteByte((byte)(value >> 16));
      this.stream.WriteByte((byte)(value >> 8));
      this.stream.WriteByte((byte)value);
    }

    //public short ReadFWord()
    //public ushort ReadUFWord()
    //public long ReadLongDate()
    //public string ReadString(int size)

    public void Write(byte[] buffer)
    {
      this.stream.Write(buffer, 0, buffer.Length);
    }

    public void Write(byte[] buffer, int offset, int count)
    {
      this.stream.Write(buffer, offset, count);
    }

    /// <summary>
    /// Gets the underlying stream.
    /// </summary>
    internal Stream Stream
    {
      get { return this.stream; }
    }
    Stream stream;
  }
}
